graph {
	C1 [label = "C"];
	C2 [label = "C"];
	C3 [label = "C"];
	C4 [label = "C"];
	C5 [label = "C"];
	C6 [label = "C"];
	H1 [label = "H"];
	H2 [label = "H"];
	H3 [label = "H"];
	H4 [label = "H"];
	H5 [label = "H"];
	H6 [label = "H"];
	H7 [label = "H"];
	OH1 [label = "OH"];
	OH2 [label = "OH"];
	OH3 [label = "OH"];
	OH4 [label = "OH"];
	OH5 [label = "OH"];
	O [label = "O"];

	C1 -- C2;
	C2 -- C3;
	C3 -- C4;
	C4 -- C5;
	C5 -- C6;
	C5 -- O;
	C1 -- O;
	C1 -- H1;
	C1 -- OH1;
	C2 -- H2;
	C2 -- OH2;
	C3 -- OH3;
	C3 -- H3;
	C4 -- OH4;
	C4 -- H4;
	C5 -- H5;
	C6 -- H6;
	C6 -- H7;
	C6 -- OH5;
}
